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845-7286647 ITEM 12 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

845-7286647 ITEM 12: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: TITANIUM ALLOY, ring_style: STRAIGHT GAP, inside_diameter: 5.771 INCHES NOMINAL IN, outside_diameter: 7.275 INCHES NOMINAL IN, casehardening_indicator: NOT CASEHARDENED. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-495-0277, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
845-7286647 ITEM 12
NSN: 5325-01-495-0277
FSC: 5325 — Fastening Devices
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialTITANIUM ALLOY
ring_styleSTRAIGHT GAP
inside_diameter5.771 INCHES NOMINAL IN
outside_diameter7.275 INCHES NOMINAL IN
casehardening_indicatorNOT CASEHARDENED
NSN5325-01-495-0277
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 845-7286647 ITEM 12 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
OUTSIDE DIAMETER: 7.275 INCHES NOMINAL IN
•
INSIDE DIAMETER: 5.771 INCHES NOMINAL IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
RING STYLE: STRAIGHT GAP
•
MATERIAL: TITANIUM ALLOY
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER7.275 INCHES NOMINAL IN
INSIDE DIAMETER5.771 INCHES NOMINAL IN
CASEHARDENING INDICATORNOT CASEHARDENED
RING STYLESTRAIGHT GAP
MATERIALTITANIUM ALLOY
OTHER ITEMS IN FSC 5325 — Fastening Devices
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5325-00-000-1884 5325-00-000-9988 5325-00-001-1567 5325-00-001-2043 5325-00-001-3842 5325-00-001-3858 5325-00-001-3871 5325-00-001-4317
SUBSTITUTES & CROSS-REFERENCES 1
2643-822-82 ITEM 12Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 845-7286647 ITEM 12?
845-7286647 ITEM 12 is a RING,RETAINING.
What parts can replace 845-7286647 ITEM 12?
There is 1 known substitute for 845-7286647 ITEM 12: 2643-822-82 ITEM 12. Substitute compatibility should be verified for your specific system.
What is the NSN for 845-7286647 ITEM 12?
845-7286647 ITEM 12 is cataloged in the U.S. Government catalog under NSN 5325-01-495-0277. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.